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 #include &lt;QtGui&gt;

 #include &quot;dragwidget.h&quot;

 DragWidget::DragWidget(QWidget *parent)
     : QFrame(parent)
 {
     setMinimumSize(200, 200);
     setFrameStyle(QFrame::Sunken | QFrame::StyledPanel);
     setAcceptDrops(true);

     QLabel *boatIcon = new QLabel(this);
     boatIcon-&gt;setPixmap(QPixmap(&quot;:/images/boat.png&quot;));
     boatIcon-&gt;move(20, 20);
     boatIcon-&gt;show();
     boatIcon-&gt;setAttribute(Qt::WA_DeleteOnClose);

     QLabel *carIcon = new QLabel(this);
     carIcon-&gt;setPixmap(QPixmap(&quot;:/images/car.png&quot;));
     carIcon-&gt;move(120, 20);
     carIcon-&gt;show();
     carIcon-&gt;setAttribute(Qt::WA_DeleteOnClose);

     QLabel *houseIcon = new QLabel(this);
     houseIcon-&gt;setPixmap(QPixmap(&quot;:/images/house.png&quot;));
     houseIcon-&gt;move(20, 120);
     houseIcon-&gt;show();
     houseIcon-&gt;setAttribute(Qt::WA_DeleteOnClose);
 }

 void DragWidget::dragEnterEvent(QDragEnterEvent *event)
 {
     if (event-&gt;mimeData()-&gt;hasFormat(&quot;application/x-dnditemdata&quot;)) {
         if (event-&gt;source() == this) {
             event-&gt;setDropAction(Qt::MoveAction);
             event-&gt;accept();
         } else {
             event-&gt;acceptProposedAction();
         }
     } else {
         event-&gt;ignore();
     }
 }

 void DragWidget::dragMoveEvent(QDragMoveEvent *event)
 {
     if (event-&gt;mimeData()-&gt;hasFormat(&quot;application/x-dnditemdata&quot;)) {
         if (event-&gt;source() == this) {
             event-&gt;setDropAction(Qt::MoveAction);
             event-&gt;accept();
         } else {
             event-&gt;acceptProposedAction();
         }
     } else {
         event-&gt;ignore();
     }
 }

 void DragWidget::dropEvent(QDropEvent *event)
 {
     if (event-&gt;mimeData()-&gt;hasFormat(&quot;application/x-dnditemdata&quot;)) {
         QByteArray itemData = event-&gt;mimeData()-&gt;data(&quot;application/x-dnditemdata&quot;);
         QDataStream dataStream(&amp;itemData, QIODevice::ReadOnly);

         QPixmap pixmap;
         QPoint offset;
         dataStream &gt;&gt; pixmap &gt;&gt; offset;

         QLabel *newIcon = new QLabel(this);
         newIcon-&gt;setPixmap(pixmap);
         newIcon-&gt;move(event-&gt;pos() - offset);
         newIcon-&gt;show();
         newIcon-&gt;setAttribute(Qt::WA_DeleteOnClose);

         if (event-&gt;source() == this) {
             event-&gt;setDropAction(Qt::MoveAction);
             event-&gt;accept();
         } else {
             event-&gt;acceptProposedAction();
         }
     } else {
         event-&gt;ignore();
     }
 }

 void DragWidget::mousePressEvent(QMouseEvent *event)
 {
     QLabel *child = static_cast&lt;QLabel*&gt;(childAt(event-&gt;pos()));
     if (!child)
         return;

     QPixmap pixmap = *child-&gt;pixmap();

     QByteArray itemData;
     QDataStream dataStream(&amp;itemData, QIODevice::WriteOnly);
     dataStream &lt;&lt; pixmap &lt;&lt; QPoint(event-&gt;pos() - child-&gt;pos());

     QMimeData *mimeData = new QMimeData;
     mimeData-&gt;setData(&quot;application/x-dnditemdata&quot;, itemData);

     QDrag *drag = new QDrag(this);
     drag-&gt;setMimeData(mimeData);
     drag-&gt;setPixmap(pixmap);
     drag-&gt;setHotSpot(event-&gt;pos() - child-&gt;pos());

     QPixmap tempPixmap = pixmap;
     QPainter painter;
     painter.begin(&amp;tempPixmap);
     painter.fillRect(pixmap.rect(), QColor(127, 127, 127, 127));
     painter.end();

     child-&gt;setPixmap(tempPixmap);

     if (drag-&gt;exec(Qt::CopyAction | Qt::MoveAction, Qt::CopyAction) == Qt::MoveAction)
         child-&gt;close();
     else {
         child-&gt;show();
         child-&gt;setPixmap(pixmap);
     }
 }</pre>
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